Brand New! The COM-80 is a reliable, economically priced, EC/TDS meter that is perfect for testing applications like hydroponics, gardening, pools, spas, aquariums, reef tanks, water ionizers,...
HM Digital COM-300: Waterproof Professional Series pH/EC/TDS/Temp Meter The COM-300 is a professional grade level pH/EC/TDS/Temp meter ideal for all water quality testing, hydroponics, water
The Pyxis Lab® HM-500 series of inline fluorometer sensors measure the concentration of oil in water, read as ppm Marine Crude-Offshore Oil. The sensors utilize an LED sourced UV-fluorescence...
HM-500 Series Inline Oil in Water UV Fluorometric Sensors Description The Pyxis HM-500 series inline fluorometer sensors measure the concentration of oil in water read as ppm Marine Crude-Offshore...
HM Digital SP-1/SP-1-PSC Replacement Sensor Used with HM Digital Controllers PSC-150, PSC-154 and CIC-152 to include the older PC and PS series controllers.